24 Nathan said, “My lord, king, have you said, ‘Adonijah shall reign after me, and he shall sit on my throne?’
1 Kings 1:24 Cross References - WEB
1 Kings 1:5
5 Then Adonijah the son of Haggith exalted himself, saying, “I will be king.” Then he prepared him chariots and horsemen, and fifty men to run before him.
1 Kings 1:13-14
13 Go in to king David, and tell him, ‘Didn’t you, my lord, king, swear to your servant, saying, “Assuredly Solomon your son shall reign after me, and he shall sit on my throne?” Why then does Adonijah reign?’
14 Behold, while you are still talking there with the king, I will also come in after you and confirm your words.”